KSZ8995MA Micrel Inc, KSZ8995MA Datasheet - Page 10

• Manufacturer Part Number: KSZ8995MA
• Description: IC SWITCH 10/100 5PORT 128PQFP
• Manufacturer: Micrel Inc

Specifications of KSZ8995MA

• Data Rate: 100Mbps
• Applications: *
• Mounting Type: Surface Mount
• Package / Case: 128-MQFP, 128-PQFP
• No. Of Ports: 5
• Ethernet Type: IEEE 802.3u
• Supply Voltage Range: 1.7V To 1.9V, 3.15V To 3.45V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: QFP
• No. Of Pins: 128
• Number Of Primary Switch Ports: 5
• Internal Memory Buffer Size: 64
• Operating Supply Voltage (typ): 1.8/2.5/3.3V
• Fiber Support: Yes
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII/SNI
• Power Supply Type: Analog/Digital
• Package Type: PQFP
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Pin Count: 128
• Mounting: Surface Mount
• Jtag Support: No
• Operating Temperature Classification: Commercial
• Interface Type: MII, SNI
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 576-1607 - BOARD EVAL EXPERIMENT KSZ8995MA
• Lead Free Status / RoHS Status: Compliant, Lead free / RoHS Compliant
• Other names: 576-1039

KS8995MA
Note:
1. P = Power supply.
M9999-051305
Pin Number
I = Input.
O = Output.
I/O = Bidirectional.
Gnd = Ground.
Ipu = Input w/ internal pull-up.
Ipd = Input w/ internal pull-down.
Ipd/O = Input w/ internal pull-down during reset, output pin otherwise.
Ipu/O = Input w/ internal pull-up during reset, output pin otherwise.
NC = No connect.
45
46
47
48
49
50
51
31
32
33
34
35
36
37
38
39
40
41
42
43
44
52
53
54
55
56
57
58
59
60
PWRDN_N
RESERVE
Pin Name
PMTXEN
PMTXER
PMTXD3
PMTXD2
PMTXD1
PMTXD0
PMRXC
VDDAR
VDDAR
VDDAR
PMTXC
VDDAT
FXSD5
FXSD4
VDDIO
GNDA
GNDA
GNDA
GNDA
GNDD
GNDD
RXM5
MUX1
MUX2
VDDC
RXP5
TXM5
TXP5
Type
Gnd
Gnd
Gnd
Gnd
Gnd
Gnd
NC
NC
Ipu
NC
Ipd
Ipd
Ipd
Ipd
Ipd
Ipd
P
O
O
P
P
P
P
O
P
O
I
I
I
I
(1)
Port
5
5
5
5
5
4
5
5
5
5
5
5
5
5
Pin Function
1.8V analog V
Physical receive signal + (differential).
Physical receive signal – (differential).
Analog ground.
Physical transmit signal + (differential).
Physical transmit signal – (differential).
2.5V or 3.3V analog V
Fiber signal detect/factory test pin.
Fiber signal detect/factory test pin.
Analog ground.
1.8V analog V
Analog ground.
1.8V analog V
Analog ground.
Factory test pins. MUX1 and MUX2 should be left unconnected for
normal operation.
Mode
Normal Operation
Full-chip power down. Active low.
Reserved pin. No connect.
Digital ground.
1.8V digital core V
PHY[5] MII transmit enable.
PHY[5] MII transmit bit 3.
PHY[5] MII transmit bit 2.
PHY[5] MII transmit bit 1.
PHY[5] MII transmit bit 0.
PHY[5] MII transmit error.
PHY[5] MII transmit clock. PHY mode MII.
Digital ground.
3.3V digital V
PHY[5] MII receive clock. PHY mode MII.
10
DD
DD
DD
DD
for digital I/O circuitry.
.
.
.
DD
.
DD
.
MUX1
NC
Micrel, Inc.
May 2005
MUX2
NC